[1] Mazandaran Univ Med Sci, Hlth Sci Res Ctr, Dept Environm Hlth Engn, Sari, Iran
[2] Shahid Beheshti Univ Med Sci, Sch Publ Hlth & Safety, Dept Environm Hlth Engn, Tehran, Iran
[3] Univ Tehran Med Sci, Sch Publ Hlth, Dept Environm Hlth Engn, Tehran, Iran
[4] Shahid Beheshti Univ Med Sci, Environm & Occupat Hazards Control Res Ctr, Tehran, Iran
[5] Islamic Azad Univ, Fac Agr, Dept Hort, Khoy Branch, Khoy, Iran
[6] Shahid Beheshti Univ Med Sci, Student Res Comm, Sch Publ Hlth & Safety, Dept Environm Hlth Engn, Tehran, Iran